A candle of diameter `d` is floating on a liquid in a cylindrical container of diameter `D(D lt lt d)` as shown in figure. If is burning at the rate of `2 cm//h` then the top of the candle will :

A metallic sphere of diameter D has a cavity of diameter d at its centre. If the sphere is heated, the diameter of the cavity will:

As shown in the figure, a cylindrical glass contains water. A metal sphere of diameter 2 cm is immersed in it. Find the volume of the water.

The inner diameter ofa cylindrical container is 7cm and its top is of the shape of a hemisphere,as shown in the figure.If the height of the container is 16cm, find the actual capacity of the container.

A beam of diameter 'd' is incident on a glass hemisphere as shown in the figure. If the radius of curvature of the hemisphere is very large in comparision to d, then the diameter of the beam at the base of the hemisphere will be:

As shown in the figure, a cylindrical glass contains water with a metallic sphere of diameter 2 cm immersed in it. Find the volume of the water.

As shown in the figure, a cylindrical glass contains water. A metal shpere of diameter 2 cm is immersed in the water. Find the volume of water.

A hemispherical bowl of internal radius 12 cm contains liquid. This liquid is to be filled into cylindrical container of diameter 4 cm and height 3 cm. The number containers that is necessary to empty the bowl is (a) 80 (b) 96 (c) 100 (d) 112